HOMEVULNERABILITIESCVE-2023-2697
CRITICAL

CVE-2023-2697

CWE-89Published: May 14, 2023· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official Description

A vulnerability classified as critical has been found in SourceCodester Online Exam System 1.0. Affected is an unknown function of the file /jurusan/data of the component POST Parameter Handler. The manipulation of the argument columns[1][data] leads to sql injection. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. VDB-228978 is the identifier assigned to this vulnerability.

NVD Source

Risk Analysis

SourceCodester Online Exam System 1.0 is vulnerable to SQL injection via the columns[1][data] parameter in the POST handler. This critical flaw allows remote attackers to compromise the database and is rated 9.8 on the CVSS scale.

A proof-of-concept exploit has been disclosed to the public, though the vulnerability is not in the CISA KEV catalog. It is remotely exploitable with low attack complexity.

Recommended Action

Users should apply the latest security patches or updates from the vendor. Implement strict input validation for all POST parameters.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2023-2697 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

From a weakness classification perspective (CWE-89): SQL injection vulnerabilities allow attackers to manipulate database queries, potentially exposing or modifying sensitive data.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Vendors & Products

online exam system
Source: NVD CPE · 1 total CPE entries

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
External links open in a new tab. Always verify in a controlled environment before use.

Official Patches & Advisories

All References (6)

https://vuldb.com/?ctiid.228978Permissions Required · Third Party Advisory · VDB Entry
https://vuldb.com/?id.228978Permissions Required · Third Party Advisory · VDB Entry
https://vuldb.com/?ctiid.228978Permissions Required · Third Party Advisory · VDB Entry
https://vuldb.com/?id.228978Permissions Required · Third Party Advisory · VDB Entry

Quick Facts

CVE IDCVE-2023-2697
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-89
CISA KEVNo
Affected1 vendor(s)
PublishedMay 14, 2023

Related CVEs (CWE-89)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2023-2697 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWatch. CVE data is provided under the NVD usage policy.